WO2011142094A1 - 熱交換装置 - Google Patents

熱交換装置 Download PDF

Info

Publication number
WO2011142094A1
WO2011142094A1 PCT/JP2011/002434 JP2011002434W WO2011142094A1 WO 2011142094 A1 WO2011142094 A1 WO 2011142094A1 JP 2011002434 W JP2011002434 W JP 2011002434W WO 2011142094 A1 WO2011142094 A1 WO 2011142094A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
port
heat exchange
exhaust
damper
Prior art date
Application number
PCT/JP2011/002434
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
中曽根　孝昭
吉彦 高山
橋本　俊彦
耕次 飯尾
洋太 曽我
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2010108881A external-priority patent/JP2011237113A/ja
Priority claimed from JP2010108882A external-priority patent/JP2011237114A/ja
Priority claimed from JP2010109799A external-priority patent/JP5488187B2/ja
Priority claimed from JP2010157466A external-priority patent/JP5640510B2/ja
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN2011800194726A priority Critical patent/CN102844625A/zh
Publication of WO2011142094A1 publication Critical patent/WO2011142094A1/ja

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F2012/007—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using a by-pass for bypassing the heat-exchanger
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

Definitions

  • the present invention relates to a heat exchange device.
  • FIG. 33 is a perspective view showing a schematic structure of a conventional heat exchange device.
  • the main body 301 of the heat exchange device includes an indoor inlet 302, an indoor outlet 303, an outdoor inlet 304, an outdoor outlet 305, an exhaust fan 306, an air supply fan 307, an electric motor 308, A heat exchange element 309, a bypass exhaust air passage 310, a damper plate 311 and a guide plate 312 are provided.
  • the indoor air inlet 302, the indoor air outlet 303, the outdoor air inlet 304, and the outdoor air outlet 305 are provided on the side surface of the main body 301.
  • the exhaust fan 306 and the air supply fan 307 are attached to the electric motor 308.
  • the heat exchange element 309 is disposed in the central portion of the main body 301 so as to be sandwiched between the exhaust fan 306 and the air supply fan 307.
  • the bypass exhaust air passage 310 is an air passage that passes through the exhaust fan 306 from the indoor suction port 302 without passing through the heat exchange element 309.
  • the damper plate 311 is disposed on the indoor intake port 302 side of the bypass exhaust air passage 310.
  • the guide plate 312 is disposed in the bypass exhaust air passage 310 and has a sound absorbing function (see, for example, Patent Document 1).
  • the indoor air sucked from the indoor suction port 302 and the outside air sucked from the outdoor suction port 304 are heat-exchanged by the heat exchange element 309.
  • the room air whose heat has been exchanged is exhausted from the outdoor outlet 305 to the outside by the exhaust fan 306.
  • the outside air whose heat has been exchanged is supplied into the room from the indoor outlet 303 by the air supply fan 307.
  • outside air sucked from the outdoor suction port 304 is supplied into the room from the indoor outlet 303 through the heat exchange element 309 through the heat exchange element 309 when heat exchange is not necessary due to the intermediate period and outside air cooling.
  • the indoor air sucked from the indoor suction port 302 does not pass through the heat exchange element 309 by the damper plate 311 and passes through the bypass exhaust air passage 310 constituted by the guide plate 312.
  • the indoor air is exhausted from the outdoor outlet 305 to the outside by the exhaust fan 306, the indoor air and the outside air are ventilated by the heat exchange element 309 without heat exchange.
  • the indoor air does not flow into the exhaust fan 306 from the indoor suction port 302, and the bypass exhaust air passage 310 is required. Therefore, the operating loss of the heat exchanging device such as total pressure energy and noise energy is caused by the pressure loss of the air passage, and it is necessary to reduce the operating energy.
  • a heat exchange device includes a main body case having an internal air port, an exhaust port, an external air port, and an air supply port, an exhaust fan that is provided in the main body case and sucks indoor air from the internal air port and exhausts it from the exhaust port, and An air supply fan that sucks outside air from the outside air outlet and supplies the air into the room through the air supply port, and a plurality of plates are separated from each other within the main body case by a predetermined interval, and alternately laminated between the plate and the plate.
  • the heat exchange element has a heat exchange element that sucks air from the element internal air suction port and discharges it from the element internal air discharge port and sucks outside air from the element external air suction port and discharges it from the element external air discharge port to exchange heat between room air and outside air.
  • the heat exchange element is provided with an element inside air discharge port and an element outside air discharge port sandwiching the discharge port boundary, and a plurality of heat exchange elements are integrated with the discharge port boundary facing each other.
  • a heat exchange element unit is formed, the main body case is divided into two parts, one is a blower chamber, the other is a heat exchanger chamber, an internal air vent, an exhaust port, and an air supply port are provided in the blower chamber, and an external air vent is a heat exchanger
  • the air blower chamber is further divided into two parts, one is an exhaust fan chamber, the other is an air supply fan chamber, and an air passage that leads from the inside vent to the heat exchanger chamber and leads from the inside vent to the exhaust fan chamber
  • a damper is provided to switch the air path.
  • FIG. 1 is a plan view showing a schematic structure of the heat exchange device according to Embodiment 1 of the present invention when the damper is opened.
  • FIG. 2 is a front view showing a schematic structure of the heat exchanger when the damper is opened.
  • FIG. 3 is a plan view showing a schematic structure of the heat exchanger when the damper is closed.
  • FIG. 4 is a front view showing a schematic structure of the heat exchanger when the damper is closed.
  • FIG. 5 is a top view which shows the schematic structure which expanded the air path of the air blower chamber of the heat exchanger.
  • FIG. 6 is a perspective view showing a heat exchange element of the heat exchange device.
  • FIG. 7 is a side sectional view showing a heat exchange element unit of the heat exchange device.
  • FIG. 1 is a plan view showing a schematic structure of the heat exchange device according to Embodiment 1 of the present invention when the damper is opened.
  • FIG. 3 is a plan view showing a schematic structure of the heat exchanger
  • FIG. 8 is a front perspective view showing a heat exchange element unit of the heat exchange device.
  • FIG. 9 is a rear perspective view showing a heat exchange element unit of the heat exchange device.
  • FIG. 10 is a front view showing a schematic structure of the heat exchange device.
  • FIG. 11 is a front perspective view showing different heat exchange element units of the heat exchange device.
  • FIG. 12 is a rear perspective view showing different heat exchange element units of the heat exchange device.
  • FIG. 13 is a side view of the blower chamber side showing a schematic structure of the heat exchange device according to Embodiment 2 of the present invention when the damper is opened.
  • FIG. 14 is a side view of the blower chamber side showing a schematic structure when the damper of the heat exchange device is closed.
  • FIG. 15 is a side view of the heat exchanger chamber side showing a schematic structure of the heat exchange device.
  • FIG. 16 is a perspective view which shows the time of damper closing of the heat exchange apparatus of Embodiment 3 of this invention.
  • FIG. 17 is a perspective view showing the heat exchanger when the damper is open.
  • FIG. 18 is a plan view showing a structure of a damper of the heat exchange device.
  • FIG. 19 is a perspective view showing a schematic structure of a damper of the heat exchange device according to the fourth embodiment of the present invention.
  • FIG. 20 is a perspective view showing the details of part A in FIG.
  • FIG. 21 is a plan view showing a schematic structure of the heat exchange device according to the fifth embodiment of the present invention.
  • FIG. 22 is a front view showing a schematic structure of the heat exchange device.
  • FIG. 23 is a perspective view showing a fan unit of the heat exchange device.
  • FIG. 24A is a front cross-sectional view showing a state before the fan unit fixing portion of the heat exchange device is fixed.
  • FIG. 24B is a front cross-sectional view showing the fan unit fixing portion of the heat exchanger after being fixed.
  • FIG. 25 is a plan view showing a schematic structure of the heat exchange device according to the sixth embodiment of the present invention.
  • FIG. 26 is a front view showing a schematic structure of the heat exchange device.
  • FIG. 27 is a partially enlarged view of the vicinity of the exhaust port of the heat exchange device.
  • FIG. 28 is a front view showing a slide rail of the heat exchange device.
  • FIG. 29 is a plan view when the handle of the exhaust damper of the heat exchange device is provided outside the main body case.
  • FIG. 30 is a front perspective view when the handle of the exhaust damper of the heat exchange device is provided outside the main body case.
  • FIG. 31 is a plan view of the heat exchange device provided with an exhaust damper feed shaft.
  • FIG. 32 is a front perspective view of the exhaust damper feed shaft portion of the heat exchange device.
  • FIG. 33 is a perspective view showing a schematic structure of a conventional heat exchange device.
  • FIG. 1 is a plan view showing a schematic structure of the heat exchange device according to Embodiment 1 of the present invention when the damper is opened
  • FIG. 2 is a front view showing the schematic structure of the heat exchange device when the damper is opened
  • FIG. 4 is a front view showing a schematic structure of the heat exchanger when the damper is closed
  • FIG. 5 is an enlarged schematic view of the air passage of the fan chamber of the heat exchanger. It is a top view which shows a structure.
  • the main body case 1 is composed of two chambers, a blower chamber 1c and a heat exchanger chamber 1d.
  • an inside air port 2 On the side surface 1 a of the main body case 1, an inside air port 2, an exhaust port 3, an outside air port 4, and an air supply port 5 are provided.
  • Room air which is contaminated air generated in the room through a duct or the like (not shown), is sucked from the inside air port 2.
  • the room air sucked from the inside air port 2 is discharged to the outside from the exhaust port 3.
  • outside air is sucked from the outside air port 4.
  • the outside air sucked from the outside air port 4 is supplied into the room from the air supply port 5.
  • the inside air port 2, the exhaust port 3, and the air supply port 5 are provided in the blower chamber 1c.
  • the outside air port 4 and the inspection cover 1b are provided in the heat exchanger chamber 1d.
  • the blower chamber 1c is divided into an exhaust fan chamber 6d and an air supply fan chamber 7d.
  • the exhaust fan chamber 6d is provided with an exhaust fan 6 composed of exhaust blades 6a and an exhaust casing 6b.
  • the exhaust fan 6 sucks room air from the inside air port 2 and discharges the room air from the air outlet 3 to the outside.
  • the inner wall of the exhaust fan chamber 6d is covered with a heat insulating material 8a having sound absorption characteristics such as glass wool.
  • the air supply fan chamber 7d is provided with an air supply fan 7 composed of an air supply blade 7a and an air supply casing 7b.
  • the supply air fan 7 sucks outside air from the outside air port 4 and supplies the outside air from the air supply port 5 into the room.
  • a damper 8c for controlling the opening and closing of the bypass opening 8b is provided in the main body case 1.
  • the bypass opening 8b is an opening that directly communicates from the inside air port 2 to the exhaust fan chamber 6d.
  • the damper 8c switches between “open” and “closed” of the bypass opening 8b. That is, as shown in FIGS. 3 and 4, when the bypass opening 8 b is “open”, an air passage leading from the inside air port 2 to the exhaust fan chamber 6 d is formed. As shown in FIGS. 1 and 2, when the bypass opening 8 b is “closed”, an air passage leading from the inside air port 2 to the heat exchanger chamber 1 d is formed.
  • the exhaust air path 6 c (the air path from the inside air port 2 to the exhaust port 3) and the air supply air path 7 c (the air path from the outside air port 4 to the air inlet 5) do not flow together.
  • An air passage partition 8 is provided at the end.
  • the exhaust air passage 6c is an air passage through which the inside air port 2, the exhaust fan 6, and the exhaust port 3 are communicated.
  • the air supply path 7 c is an air path in which the outside air port 4, the air supply fan 7, and the air supply port 5 are communicated.
  • the motor base 9 a is a part of the air passage partition 8.
  • a motor 9b that rotationally drives the exhaust blade 6a and the air supply blade 7a is fixed to the motor base 9a.
  • a heat exchange element unit 12 including a heat exchange element 11 is disposed in the exhaust air path 6c and the supply air path 7c.
  • the heat exchange element unit 12 is fixed by an element rail 12f in the heat exchanger chamber 1d on the inspection cover 1b side.
  • the heat exchange element unit 12 and the element rail 12f form an inside air space 1e that becomes the exhaust air passage 6c and an outside air space 1f that becomes the supply air passage 7c.
  • the inspection cover 1b is removed, the heat exchange element unit 12 can be slid from the heat exchanger chamber 1d toward the inspection cover 1b.
  • FIGS. 6 is a perspective view showing a heat exchange element of the heat exchange device according to Embodiment 1 of the present invention
  • FIG. 7 is a side sectional view showing a heat exchange element unit of the heat exchange device
  • FIG. 8 is a heat of the heat exchange device
  • FIG. 9 is a front perspective view showing the heat exchange element unit of the heat exchange device.
  • the heat exchange element 11 is formed by laminating a plurality of plate bodies 10c at predetermined intervals, for example, 1 to 3 mm apart.
  • the plurality of plate bodies 10c are substantially rectangular, with L-shaped ventilation lanes 10b provided by L-shaped walls 10a.
  • the plate body 10c is composed of a heat transfer body 10d and an L-shaped wall 10a.
  • the heat transfer body 10d exchanges latent heat and sensible heat through room air and outside air on both sides.
  • the heat exchange element unit 12 is configured by combining a plurality of heat exchange elements 11 in parallel.
  • the heat exchange element 11 is a part of the exhaust air passage 6c and the supply air passage 7c in FIG.
  • the heat exchange element 11 includes an element inside air inlet 11e that sucks in indoor air, an element inside air outlet 11a that discharges sucked room air, an element outside air inlet 11f that sucks outside air, and an element outside air discharge that discharges sucked outside air An outlet 11b is provided.
  • the element inside air discharge port 11a and the element outside air discharge port 11b are provided across the discharge port boundary portion 11c.
  • a plurality of heat exchange elements 11 are integrated with the discharge port boundary portion 11c facing each other to constitute a heat exchange element unit 12.
  • the opposing discharge port boundary portions 11c are connected by an air passage boundary plate 11d.
  • the end portions of the element inside air suction port 11e and the end portions of the element outside air suction port 11f are connected to each other at the air passage expanding portion 11i.
  • the heat exchange element unit 12 has two air paths, an inside air ventilation path 12 a from the element inside air discharge port 11 a to the exhaust fan 6 and an outside air ventilation path 12 b from the element outside air discharge port 11 b to the air supply fan 7. is doing.
  • the surface on the exhaust fan 6 and air supply fan 7 side of the heat exchange element unit 12 is a fan side exterior surface 12c, and the opposite surface is an inspection port side exterior surface 12d.
  • An inside air filter 13a covering the element inside air suction port 11e and an outside air filter 13b covering the element outside air suction port 11f are provided.
  • the heat exchange element unit 12 is provided with filter rails 13 for holding the inside air filter 13a and the outside air filter 13b.
  • the heat exchange element unit 12 has a handle 12e on the inspection port side exterior surface 12d.
  • the handle 12e is made of an elastic material. Therefore, when the inspection cover 1b is closed, the fan-side exterior surface 12c is pressed against and closely contacts the exhaust fan 6 and the air supply fan 7.
  • a plurality of heat exchange elements 11 are used in the heat exchange element unit 12, but the arrangement direction of the heat exchange elements 11 on the inspection port side exterior surface 12d side and the fan side exterior surface 12c side. Has been changed. That is, a plurality of heat exchange elements 11 are arranged from the upstream side to the downstream side along the inside air ventilation path 12a and the outside air ventilation path 12b.
  • the upstream side and the downstream side are defined from directions in which room air and outside air flow.
  • the upstream side means the inspection port side exterior surface 12d side
  • the downstream side means the fan side exterior surface 12c side.
  • the heat exchange element 11 on the inspection port side exterior surface 12d side faces the element inside air discharge port 11a and the element outside air discharge port 11b toward the air passage boundary plate 11d.
  • the heat exchange element 11 on the fan side exterior surface 12c side faces the element inside air discharge port 11a and the element outside air discharge port 11b toward the fan side exterior surface 12c. That is, the heat exchange element 11 on the inspection-portion-side exterior surface 12d side and the heat-exchange element 11 on the fan-side exterior surface 12c side are arranged so as to be rotated by 90 °.
  • the heat exchange element 11 sandwiched between the heat exchange element 11 on the inspection-portion-side exterior surface 12d side and the heat-exchange element 11 on the fan-side exterior surface 12c side has an element internal air discharge port 11a and an element external air discharge port 11b in the wind. It is the structure which faced the road boundary board 11d side.
  • the air passage expanding portion 11i is inclined so that the cross-sectional areas of the inside air passage 12a and the outside air passage 12b are enlarged from the inspection port side exterior surface 12d toward the fan side exterior surface 12c.
  • the cross-sectional area of the inside air ventilation path 12a and the outside air ventilation path 12b is enlarged so that the pressure loss in the inside air ventilation path 12a and the inside of the outside air ventilation path 12b does not increase. Therefore, since the wind speed of the inside air ventilation path 12a and the outside air ventilation path 12b is reduced, the entire pressure loss of the heat exchange element unit 12 is reduced. Therefore, the required energy of the exhaust fan 6 and the supply fan 7 is reduced, and the required operating energy of the motor 9b is reduced.
  • FIG. 10 is a front view showing a schematic structure of the heat exchange device according to Embodiment 1 of the present invention
  • FIG. 11 is a front perspective view showing different heat exchange element units of the heat exchange device
  • FIG. 12 is different in the heat exchange device. It is a back perspective view showing a heat exchange element unit.
  • the heat exchange element unit 12 shown in FIGS. 10 to 12 includes a heat exchange element 11 and a heat exchange element 15 in which enlarged plate bodies 10e are laminated.
  • the heat exchange element 11 is formed by laminating a plate body 10c in which the height of the L-shaped wall 10a is 1 to 3 mm.
  • the heat exchange element 15 is formed by laminating an enlarged plate 10e in which the height of the L-shaped wall 10a is higher than that of the plate 10c, for example, 1.5 times 1 to 3 mm.
  • the heat exchange element 15 is used on the inspection port side exterior surface 12d side (the upstream side of the air passage).
  • the heat exchange element 11 is used on the fan-side exterior surface 12c side (the air path downstream side).
  • the configuration is as follows.
  • the heat exchange element 11 is arranged at a position sandwiched between the heat exchange element 15 on the inspection port side exterior surface 12d side and the heat exchange element 11 on the fan side exterior surface 12c side, and the element inside air discharge port 11a and the element outside air discharge port 11b is directed to the air passage boundary plate 11d side.
  • the heat exchange element 11 on the inspection port side exterior surface 12d side is used for exhaust as compared with the heat exchange element 11 on the fan side exterior surface 12c side. Since it is far from the fan 6 and the air supply fan 7, it is difficult for air to flow. Therefore, an imbalance occurs in the wind speed distribution of the heat exchange element unit 12.
  • the heat exchange element 15 on the inspection port side exterior surface 12d side has an air path pressure compared to the heat exchange element 11 on the fan side exterior surface 12c side. Loss is reduced. Therefore, the improvement of the wind speed distribution flowing through the heat exchange element unit 12 and the overall pressure loss can be reduced. The energy required by the exhaust fan 6 and the air supply fan 7 is reduced, and the operating energy required for the motor 9b is reduced.
  • the inside air filter 13a and the outside air filter 13b can be slid from the fan side exterior surface 12c toward the inspection port side exterior surface 12d in a state where the heat exchange element unit 12 is fixed.
  • an air supply air passage 7 c connected to the heat exchange element unit 12 is provided on the side of the air supply fan chamber 7 d opposite to the exhaust fan 6 (upper side in FIG. 2). Further, as shown in FIG. 5, an internal air partition 8 d is provided in the air supply fan chamber 7 d so that air can efficiently flow through the heat exchange element unit 12.
  • the indoor air and the supply air flowing in from the element inside air inlet 11e and the element outside air inlet 11f, respectively, are sensible heat and indoor air and outside air are not mixed by the heat transfer body 10d.
  • Exchange latent heat The heat-exchanged room air flows from the element inside air discharge port 11a through the inside air ventilation path 12a, flows into the exhaust fan chamber 6d, and is exhausted from the exhaust fan 6 through the exhaust port 3 to the outside.
  • the inner wall of the exhaust fan chamber 6d is covered with a heat insulating material 8a having sound absorption characteristics such as glass wool.
  • the heat-exchanged outside air flows from the element outside air discharge port 11b through the outside air ventilation path 12b into the supply fan chamber 7d, and passes through the supply port 5 from the supply fan 7 in the supply fan chamber 7d. It is supplied to.
  • dust such as indoor dust contained in the room air flowing in from the inside air port 2 adheres to the inside air filter 13a, and dust such as outside air dust flowing in from the outside air port 4 adheres to the outside air filter 13b. Therefore, inflow of dust or the like into the air path and the room in the heat exchange element 11 is prevented.
  • An air passage is formed by the inside air partition 8d so as to surround the two surfaces of the blower chamber 1c. Therefore, the air path resistance from the inside air port 2 to the heat exchanger chamber 1d is reduced, and the operation energy of the heat exchange device is reduced. Further, condensation on the outer wall of the exhaust fan chamber 6d during heating is prevented, and noise energy generated in the exhaust fan 6 is reduced.
  • the room air flowing into the blower chamber 1c from the inside air port 2 does not flow into the inside air space 1e by the damper 8c but flows from the bypass opening 8b to the exhaust fan chamber 6d.
  • the indoor air is exhausted from the exhaust fan 6 through the exhaust port 3 to the outside. At this time, the room air is not mixed with the outside air sucked from the outside air port 4.
  • the outside air that has flowed into the heat exchanger chamber 1d from the outside air port 4 flows into the heat exchange element unit 12.
  • the outside air is not heat exchanged because the indoor air does not pass through the heat exchange element 11. Therefore, the outside air that has flowed into the heat exchange element unit 12 flows from the element outside air discharge port 11b through the outside air ventilation path 12b into the air supply fan chamber 7d while maintaining the temperature of the outside air.
  • the outside air is supplied into the room from the supply fan 7 through the supply port 5.
  • the suction direction 2a of the inside air port 2 and the blowing direction 3a of the exhaust port 3 may be in the same straight line.
  • the bypass opening 8b is open (the damper 8c is “closed”)
  • the indoor air that has flowed into the blower chamber 1c from the interior air port 2 does not pass through the heat exchanger chamber 1d.
  • the room air is discharged to the outside from the exhaust port 3 that is substantially collinear with the inside air port 2. Therefore, the air path resistance is reduced, and the operating energy of the heat exchange device is reduced.
  • FIG. 13 is a side view of the blower chamber side showing a schematic structure when the damper of the heat exchange device according to Embodiment 2 of the present invention is opened
  • FIG. 14 is a schematic diagram of the blower chamber side showing the schematic structure of the heat exchange device when the damper is closed.
  • FIG. 15 is a side view of the heat exchanger chamber side showing a schematic structure of the heat exchange device.
  • the exhaust fan discharge port 6j which is the discharge port of the exhaust fan 6 is provided with an inclination toward the top surface 16 side.
  • An air supply fan discharge port 7j which is a discharge port of the air supply fan 7 is provided with an inclination toward the bottom surface 17 side.
  • the exhaust fan 6 and the air supply fan 7 are attached to both shafts of the motor 9b.
  • the motor base 9a is provided obliquely with respect to the horizontal plane (the top surface 16 or the bottom surface 17) of the blower chamber 1c so that the inside air port 2 is wide on the top surface 16 side and the exhaust port 3 side is wide on the bottom surface 17 side. Yes.
  • This inclination angle is, for example, 0.5 to 5 degrees.
  • the inside air port 2 and the air supply port are opposed to the surface provided with the exhaust port 3, the outside air port 4, and the inspection cover 1b, and the inspection cover 1b.
  • the surface to be used is the side surface.
  • the exhaust fan chamber 6d side will be described as the top surface 16
  • the supply fan chamber 7d side will be described as the bottom surface 17, but any surface may be the top surface 16 depending on the installation form.
  • the heat exchange element unit 12 is inclined with respect to the horizontal plane so that the cross-sectional area of the inside air space 1e is larger (the height direction is larger) on the inside air port 2 surface side than the exhaust port 3 surface side. It is fixed to.
  • This inclination angle is, for example, 0.5 to 5 degrees.
  • the cross-sectional area of the outside air space 1f is larger on the surface side of the outside air port 4 than on the surface side of the air supply port 5 (the height direction is large).
  • FIG. 3 is a perspective view showing when the damper of the heat exchange device according to Embodiment 3 of the present invention is closed
  • FIG. 17 is a perspective view showing the damper when the damper of the heat exchange device is opened
  • FIG. 18 is a structure of the damper of the heat exchange device.
  • the damper 101 includes a damper base 102, a damper fixing plate 103, a damper cover 104, and a damper plate 110.
  • the damper base 102 is provided with a micro switch 105, a motor 106, and a cam 107.
  • a box-shaped damper cover 104 houses a motor 106 and a cam 107.
  • the damper plate 110 is provided with two shaft holes 111.
  • the damper 101 is fixed by a shaft 113.
  • the shaft 113 includes a cam 107, a cam side shaft 113a, and a damper side shaft 113b.
  • the shaft hole 111 is a rotation support portion of the damper plate 110, and the rotation shaft is connected to the two fixing holes 112 provided in the damper fixing plate 103.
  • the shaft hole 111 is attached to the wall surface 114 that divides the inside air port 2 and the blower chamber 1c.
  • the damper plate 110 is provided with a protrusion 108 having a round hole 109.
  • a shaft 113 that connects the round hole 109 and the cam 107 includes a cam side shaft 113a and a damper side shaft 113b.
  • the interior air vent 2 side and the blower chamber 1c side are partitioned by a wall surface 114.
  • the opening 115 allows the inside air mouth 2 side to communicate with the blower chamber 1c side.
  • a damper fixing plate 103 is attached to the wall surface 114 so that the damper plate 110 can close the opening 115.
  • the shaft 113 passes through the shaft hole 113 c of the wall surface 114 and connects the damper plate 110 and the cam 107.
  • the rotational motion of the motor 106 is transmitted to the cam 107, and the rotational motion of the cam 107 is converted into a reciprocating motion of the shaft 113.
  • the damper plate 110 rotates around the shaft hole 111. Due to the rotation of the damper plate 110, the opening 115 becomes “open” in which the inside air port 2 side communicates with the blower chamber 1 c side and “closed” in which it does not communicate.
  • the damper cover 104 is provided avoiding the opening 115, and the shaft 113 penetrates the shaft hole 113 c opened in the wall surface 114 separately from the opening 115. Accordingly, the damper 101 is located on the blower chamber 1c side, but the inside of the damper cover 104 is located on the inside air port 2 side. And the protrusion part 108 united with the damper board 110 is arrange
  • the damper opening 116 cannot be changed. In order to change the damper opening 116, it depends on the dimensional design of the round hole 109, the shaft hole 111, and the cam 107 of the damper plate 110. By changing the position of the round hole 109 of the protrusion 108 and the position of the shaft hole 111 attached to the wall surface 114, the damper opening 116 and the position of the damper plate 110 can be arbitrarily changed. Therefore, it is possible to cope with the size of the damper plate 110, the position of the damper plate 110, and the damper opening 116 that are different for each product.
  • the shaft 113 can be divided into a cam side shaft 113a and a damper side shaft 113b. Therefore, the damper base 102 can be detached from the wall surface 114 without removing the damper fixing plate 103 and the damper plate 110 from the wall surface 114. As a result, maintenance of the motor 106 and the cam 107 provided in the damper base 102 can be easily performed.
  • FIG. 19 is a perspective view showing a schematic structure of a damper of the heat exchange device according to the fourth embodiment of the present invention
  • FIG. 20 is a perspective view showing the details of part A of FIG.
  • the damper base 102, the damper fixing plate 103, and the damper cover 104 shown in FIG. 19 are made of resin.
  • the damper plate 110 is connected to the damper base 102 through the shaft 113 from the damper opening 101a of the damper 101.
  • the damper fixing plate 103 is provided with a fold line 117a, a small hole 117b, a position indicating portion 117c, and a position indicating portion 117d that are a plurality of cut portions.
  • the damper plate 110 has a protrusion 108 having a round hole 109, square holes 118a and 118b, and a small hole 118c.
  • the square hole 118a is inserted into the position indicating portion 117c
  • the square hole 118b is inserted into the position indicating portion 117d
  • the small hole 117b and the round hole 109 are fastened with screws 119.
  • the position of the damper plate 110 can be fixed and fixed to the damper fixing plate 103.
  • the damper fixing plate 103 is cut by a fold line 117a, and is coupled by a structure that allows the bending to be freely performed.
  • the damper fixing plate 103 fixes the round hole 109 in the protrusion 108 and the damper side shaft 113b. Therefore, the rotational motion of the motor 106 is transmitted to the cam 107, the rotational motion of the cam 107 is converted into the reciprocating motion of the shaft 113, and the damper plate 110 performs the rotational motion about the folding line 117a.
  • the broken line 117a has a plurality of cuts. Therefore, the positions of the protrusions 108, the square holes 118a and 118b, and the small holes 118c can be changed. At this time, an arbitrary broken line 117a and a small hole 117b, which serve as a central axis when the damper plate 110 rotates, are used.
  • the rotating shaft of the damper 101 is simplified as a plurality of broken lines 117a.
  • the damper opening 116 and the position of the damper plate 110 can be arbitrarily changed. Therefore, it is possible to deal with the size and position of the damper 101 and the damper opening 116 that are different for each product.
  • FIG. 21 is a plan view showing a schematic structure of a heat exchange device according to Embodiment 5 of the present invention
  • FIG. 22 is a front view showing the schematic structure of the heat exchange device
  • FIG. 23 is a perspective view showing a fan unit of the heat exchange device.
  • FIG. 24A is a front sectional view showing a state before fixing the fan unit fixing portion of the heat exchanger
  • FIG. 24B is a front sectional view after fixing the fan unit fixing portion of the heat exchanger.
  • an exhaust fan 6 comprising an exhaust blade 6a, an exhaust casing 6b, and an exhaust discharge portion 6g is provided in the main body case 1.
  • an air supply fan 7 including an air supply blade 7a, an air supply casing 7b, and an air supply discharge portion 7g is provided.
  • an exhaust discharge port 6e communicating with the exhaust discharge portion 6g and an air supply discharge port 7e communicating with the air supply discharge portion 7g are provided in the main body case 1.
  • the exhaust discharge port 6e communicates with and is fixed to the exhaust discharge portion 6g when the opening surface of the exhaust discharge portion 6g slides.
  • the air supply discharge port 7e communicates with and is fixed to the air supply discharge portion 7g when the opening surface of the air supply discharge portion 7g slides.
  • the discharge part 6g for exhaust is formed with a holding part 6f.
  • the holding portion 6f becomes a part of the exhaust discharge port 6e. Therefore, the air discharged from the exhaust fan 6 does not leak from the exhaust discharge port 6e.
  • the supply discharge portion 7g is formed with a holding portion 7f. As shown in FIG. 21, when the air supply discharge portion 7g slid and the air supply discharge port 7e match, the holding portion 7f becomes a part of the air supply discharge port 7e. Therefore, the air discharged from the air supply fan 7 does not leak from the air supply outlet 7e.
  • the exhaust air path 6 c (the air path from the inside air port 2 to the exhaust port 3) is an air path connecting the inside air port 2, the exhaust fan 6, the exhaust discharge port 6 e, and the exhaust port 3. is there.
  • the air supply path 7 c (the air path from the outside air port 4 to the air inlet 5) is an air path that connects the outside air port 4, the air supply fan 7, the air supply outlet 7 e, and the air supply port 5.
  • the exhaust air passage 6c and the supply air passage 7c are partitioned by the air passage partition 8 and the motor base 9a so as not to mix.
  • a fan unit rail 8e is formed in the airway partition 8. Further, a motor base 9a that can slide in a horizontal direction is provided so as to be sandwiched between the fan unit rails 8e. As shown in FIG. 23, a motor 9b, an exhaust casing 6b, and an air supply casing 7b are fixed to the motor base 9a to form an integrated fan unit 20. That is, the fan unit 20 is formed by integrating the exhaust fan 6 and the air supply fan 7. The fan unit rail 8e is provided so that the fan unit 20 slides toward the heat exchange element unit 12.
  • a fan unit fixing portion 20a is provided on the inner back side surface 1g which is the facing surface of the inspection cover 1b of the main body case 1.
  • the fan unit 20 and the inner back side surface 1g can be attached and detached without fixing members such as screws by the fan unit fixing portion 20a.
  • the fan unit fixing portion 20a includes a fixing base portion 20b that is fixed to the inner back side surface 1g and a rotating portion 20c that holds the motor base 9a.
  • the rotating part 20c is a rail-shaped metal fitting having a C-shaped cross section. The central portion of the C-shape is fixed and rotated about the fixed base portion 20b.
  • the rotating part 20c rotates around the axis provided on the fixed base part 20b, and the other surface of the rotating part 20c applies a force in a direction substantially perpendicular to the motor base 9a to hold the motor base 9a.
  • the substantially vertical direction is an angle of about 90 ° with respect to the horizontal direction, and is a direction in which the motor base 9a is sandwiched between the fixed base portion 20b and the rotating portion 20c and sliding sliding is suppressed.
  • the opening 1h of the side surface 1a opens, and the handle 12e of the heat exchange element unit 12 appears.
  • the heat exchange element unit 12 is guided by an element rail 12f.
  • the handle 12e is pulled, the heat exchange element unit 12 is easily taken out from the opening 1h to the outside of the body case 1 while sliding along the element rail 12f from the inside of the body case 1 toward the inspection cover 1b.
  • the fan unit 20 After removing the heat exchange element unit 12 from the main body case 1, the fan unit 20 is pulled from the inner back side surface 1g toward the inspection cover 1b. Then, the force in the substantially vertical direction of the rotating part 20c applied to the motor base 9a of the fan unit 20 is released. When pulled as it is, the fan unit 20 slides on the fan unit rail 8e. At the same time, the exhaust discharge portion 6g and the supply air discharge portion 7g slide and slide along the exhaust discharge port 6e and the supply air discharge port 7e, respectively.
  • the fan unit 20 is moved to the position where the heat exchange element unit 12 is arranged, and the fan unit 20 is easily taken out from the opening 1h to the outside of the main body case 1.
  • the heat exchange element unit 12 is easily taken out from the main body case 1 prior to the fan unit 20.
  • the fan unit 20 is pulled out to the space where the heat exchange element unit 12 is taken out and is easily taken out from the main body case 1. Therefore, the exhaust fan 6 and the air supply fan 7 need not be divided and removed.
  • the heat exchange element unit 12 can perform maintenance work without removing the fan unit 20.
  • the fan unit 20 slides in the main body case 1, so that maintenance work is easy.
  • the exhaust discharge portion 6g and the exhaust discharge port 6e are easily sealed by the holding portion 6f, and the supply discharge portion 7g and the supply discharge port 7e are easily sealed by the hold portion 7f. Furthermore, the fan unit 20 can be easily detached from the inner back side surface 1g by the rotating portion 20c. Therefore, the maintenance work of the fan unit 20 becomes easy while maintaining the sealing performance.
  • the opening surface of the exhaust discharge portion 6g, the opening surface of the supply air discharge portion 7g, the exhaust discharge port 6e, and the supply air discharge port 7e are provided so as to be parallel to the fan unit rail 8e.
  • the exhaust unit opening surface 6h that is the exhaust port opening surface of the exhaust fan 6 and the supply air discharge unit opening surface 7h that is the discharge port opening surface of the air supply fan 7 are the fan unit rail 8e. It is arranged to be parallel to Further, the exhaust port connection surface 6i of the exhaust fan 6 connected to the exhaust port 3 and the air supply port connection surface 7i of the air supply fan 7 connected to the air supply port 5 are parallel to the fan unit rail 8e. It is trying to become.
  • the exhaust outlet 6e and the air discharge outlet 7e are slid to the exhaust discharge section 6g and the exhaust discharge section 7g so as to be parallel to the fan unit rail 8e.
  • a slide rail (not shown) may be provided. According to such a configuration, when the fan unit 20 slides, the exhaust discharge portion 6g and the supply air discharge portion 7g are joined to the exhaust discharge portion opening surface 6h and the supply discharge portion opening surface 7h, respectively. it can.
  • FIG. 25 is a plan view showing a schematic structure of the heat exchange device according to Embodiment 6 of the present invention
  • FIG. 26 is a front view showing the schematic structure of the heat exchange device.
  • the heat exchange device includes a main body case 201, an exhaust fan 206, an air supply fan 207, and a heat exchange element 210.
  • a main body case 201 On the side surface 201 a of the main body case 201, an inside air port 202, an exhaust port 203, an outside air port 204, and an air supply port 205 are provided.
  • An inspection cover 201 b is provided on at least one surface of the main body case 201.
  • an exhaust fan 206 including an exhaust blade 206a and an exhaust casing 206b is provided.
  • the exhaust fan 206 sucks indoor air from the inside air port 202 and exhausts it from the exhaust port 203.
  • the indoor air is contaminated air generated in the room.
  • an air supply fan 207 including an air supply blade 207a and an air supply casing 207b is provided.
  • the air supply fan 207 sucks outside air from the outside air port 204 and supplies it to the room from the air supply port 205.
  • the exhaust air path 206c (the air path from the inside air port 202 to the exhaust port 203) and the air supply air path 207c (the air path from the outside air port 204 to the air inlet 205) do not flow together.
  • An air passage partition 208 is provided.
  • the exhaust air passage 206 c is an air passage connecting the inside air port 202, the exhaust fan 206, and the exhaust port 203.
  • the air supply path 207 c is an air path that connects the outside air port 204, the air supply fan 207, and the air supply port 205.
  • the motor base 209a is a part of the air passage partition 208.
  • a motor 209b that rotates and drives the exhaust blade 206a and the air supply blade 207a is fixed to the motor base 209a.
  • a heat exchange element unit 211 including a heat exchange element 210 is disposed in the exhaust air path 206c and the supply air path 207c. That is, the heat exchange element 210 is part of the exhaust air path 206c and the supply air path 207c.
  • the heat exchange element unit 211 is arranged in the main body case 201 and fixed in the main body case 201. Furthermore, when the inspection cover 201b is removed, the heat exchange element unit 211 is slid from the inside of the main body case 201 toward the inspection cover 201b.
  • the heat exchanging element 210 is formed by laminating a plurality of substantially rectangular plates at predetermined intervals, for example, 1 to 3 mm apart.
  • an L-shaped ventilation lane is provided by an L-shaped wall on the surface of the heat transfer body. The indoor air and the outdoor air are alternately passed between the plates separated by a predetermined distance as described above, and latent heat and sensible heat exchange between the indoor air and the outdoor air are performed.
  • An exhaust damper 212 is installed in the main body case 201 so as to shield the exhaust port 203.
  • the exhaust damper 212 is configured by a flat plate.
  • the exhaust damper 212 is slid along the side surface of the main body case 201 to adjust the opening ratio (shielding ratio) of the exhaust port 203.
  • FIG. 27 is a partially enlarged view of the vicinity of the exhaust port of the heat exchange device according to the sixth embodiment of the present invention.
  • FIG. 27 is a view of the exhaust port 203 as viewed from the outside of the main body case 201.
  • FIG. 28 is a front view showing a slide rail of the heat exchange device according to the sixth embodiment of the present invention. As shown in FIG. 28, the exhaust damper 212 adjusts the shielding rate of the exhaust port 203 in FIG. 27 by sliding along the slide rail 213.
  • the air supply side is connected with ducts from the air supply port 205 to a plurality of rooms. Since the air supply duct is connected to each room via a plurality of branches, the duct is long and the pressure loss increases.
  • the exhaust side indoor air in a plurality of rooms is collected by the exhaust duct and sucked from the inside air port 202. This room air is discharged to the outside through a single duct from the exhaust port 203.
  • the exhaust damper 212 adjusts the shielding rate of the exhaust port 203, thereby limiting the exhaust air volume and balancing the air volume between the supply air volume and the exhaust air volume.
  • Embodiment 6 of the present invention it is not necessary to prepare and install a separate exhaust damper at the time of construction. Further, since it is not necessary to select a duct to which the exhaust damper can be attached, it is possible to improve workability when balancing the air volume between the supply air volume and the exhaust air volume.
  • the exhaust damper 212 is a flat plate, the volume occupied in the internal air passage can be reduced, the pressure loss in the heat exchange device can be reduced, and the power consumption can be reduced.
  • the exhaust damper 212 is slid along the slide rail 213, thereby preventing the flat plate from being inclined and narrowing the air path. Therefore, an increase in pressure loss in the heat exchange device is suppressed, and an increase in power consumption is suppressed.
  • FIG. 29 is a plan view when the handle of the exhaust damper of the heat exchange device according to the sixth embodiment of the present invention is provided outside the main body case
  • FIG. 30 shows the handle of the exhaust damper of the heat exchange device of the main body case. It is a front perspective view at the time of providing outside.
  • the exhaust damper 212 is provided with a handle 214 on the outside of the main body case 201.
  • the exhaust damper 212 is attached to the side surface 201a of the main body case 201, but the handle 214 is provided outside the main body case 201 through a handle hole 215 shown in FIG. 30 provided on the side surface 201a.
  • the exhaust damper 212 is fixed to the side surface 201a by a fixing screw 218.
  • the exhaust damper 212 is provided with a fixing screw hole 217.
  • an airtight packing 219 is attached to the exhaust damper 212.
  • the exhaust damper 212 is fixed to the side surface 201a by tightening the fixing screw 218, the hermetic packing 219 is pressure-bonded. As a result, the space between the inside and the outside of the main body case 201 is blocked, and airtightness inside the main body case 201 is secured.
  • the fixing screw 218 is loosened, the handle 214 is held, and the exhaust damper 212 is slid, thereby closing the exhaust port 203 and adjusting the exhaust air volume.
  • the exhaust damper 212 is adjusted from the outside of the main body case 201, so that the trouble of opening the inspection cover 201b each time the air volume is adjusted during construction is saved, and the workability is improved.
  • FIG. 31 is a plan view when the exhaust damper feed shaft of the heat exchange device according to Embodiment 6 of the present invention is provided, and FIG. 32 is a front perspective view of the exhaust damper feed shaft portion of the heat exchange device.
  • an exhaust damper feed shaft 220 is attached to the exhaust damper 212.
  • the exhaust damper feed shaft 220 is attached with a bearing 222 fitted to the surface of the main body case 201 on the inspection cover 201b side, and the airtightness inside the main body case 201 is maintained.
  • a shaft rotation lever 221 is attached to the exhaust damper feed shaft 220. As the shaft rotation lever 221 rotates, the exhaust damper feed shaft 220 rotates and the exhaust damper 212 slides.
  • the position of the exhaust damper 212 can be adjusted from the shaft rotation lever 221 provided outside the main body case 201 while maintaining the sealed structure inside the main body case 201. Therefore, it is not necessary to remove and attach the airtight holding portion every time the air volume is adjusted during construction, and the workability is improved.
  • the heat exchange device of the present invention can be applied to residential and non-residential buildings.
PCT/JP2011/002434 2010-05-11 2011-04-26 熱交換装置 WO2011142094A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011800194726A CN102844625A (zh) 2010-05-11 2011-04-26 热交换装置

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP2010108881A JP2011237113A (ja) 2010-05-11 2010-05-11 熱交換装置
JP2010-108882 2010-05-11
JP2010-108881 2010-05-11
JP2010108882A JP2011237114A (ja) 2010-05-11 2010-05-11 換気機器用ダンパー装置
JP2010-109799 2010-05-12
JP2010109799A JP5488187B2 (ja) 2010-05-12 2010-05-12 熱交換装置
JP2010-157466 2010-07-12
JP2010157466A JP5640510B2 (ja) 2010-07-12 2010-07-12 熱交換装置

Publications (1)

Publication Number Publication Date
WO2011142094A1 true WO2011142094A1 (ja) 2011-11-17

Family

ID=44914155

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/002434 WO2011142094A1 (ja) 2010-05-11 2011-04-26 熱交換装置

Country Status (2)

Country Link
CN (1) CN102844625A (zh)
WO (1) WO2011142094A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101655438B1 (ko) * 2015-07-15 2016-09-08 (주)구츠 천정형 팬코일 유닛

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104704298B (zh) * 2012-09-26 2017-10-10 松下知识产权经营株式会社 热交换式换气装置
CN105423765A (zh) * 2015-10-30 2016-03-23 浙江长兴振明高科耐火材料有限公司 一种用于废热回收利用的自动开合装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111824U (ja) * 1982-01-27 1983-07-30 三菱電機株式会社 熱交換器付換気装置
JPH05141736A (ja) * 1991-11-25 1993-06-08 Daikin Ind Ltd 換気装置
JPH09203547A (ja) * 1996-01-26 1997-08-05 Toshiba Corp 天井埋込形空調換気扇
JPH09217952A (ja) * 1996-02-13 1997-08-19 Mitsubishi Electric Corp 熱交換換気装置
JPH10300160A (ja) * 1997-05-02 1998-11-13 Daikin Ind Ltd 風路切換機構及びこれを含む熱交換換気装置
JP2002089924A (ja) * 2000-09-13 2002-03-27 Corona Corp ダクト用換気装置
JP2004257587A (ja) * 2003-02-24 2004-09-16 Mitsubishi Electric Corp 熱交換換気装置
JP2006329499A (ja) * 2005-05-25 2006-12-07 Matsushita Electric Ind Co Ltd 熱交換器
JP2006349223A (ja) * 2005-06-14 2006-12-28 Matsushita Electric Ind Co Ltd 熱交換機器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000193282A (ja) * 1998-12-24 2000-07-14 Aisin Seiki Co Ltd 熱交換型換気装置
JP4715205B2 (ja) * 2004-12-06 2011-07-06 パナソニック株式会社 熱交換機器
JP4609260B2 (ja) * 2005-09-21 2011-01-12 パナソニック株式会社 熱交換型冷却装置
JP4816517B2 (ja) * 2006-09-28 2011-11-16 パナソニック株式会社 熱交換素子

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111824U (ja) * 1982-01-27 1983-07-30 三菱電機株式会社 熱交換器付換気装置
JPH05141736A (ja) * 1991-11-25 1993-06-08 Daikin Ind Ltd 換気装置
JPH09203547A (ja) * 1996-01-26 1997-08-05 Toshiba Corp 天井埋込形空調換気扇
JPH09217952A (ja) * 1996-02-13 1997-08-19 Mitsubishi Electric Corp 熱交換換気装置
JPH10300160A (ja) * 1997-05-02 1998-11-13 Daikin Ind Ltd 風路切換機構及びこれを含む熱交換換気装置
JP2002089924A (ja) * 2000-09-13 2002-03-27 Corona Corp ダクト用換気装置
JP2004257587A (ja) * 2003-02-24 2004-09-16 Mitsubishi Electric Corp 熱交換換気装置
JP2006329499A (ja) * 2005-05-25 2006-12-07 Matsushita Electric Ind Co Ltd 熱交換器
JP2006349223A (ja) * 2005-06-14 2006-12-28 Matsushita Electric Ind Co Ltd 熱交換機器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101655438B1 (ko) * 2015-07-15 2016-09-08 (주)구츠 천정형 팬코일 유닛

Also Published As

Publication number Publication date
CN102844625A (zh) 2012-12-26

Similar Documents

Publication Publication Date Title
KR100838881B1 (ko) 공기조화기
JP5449951B2 (ja) 外気処理空気調和機
WO2011142094A1 (ja) 熱交換装置
CN102124276B (zh) 热交换换气装置
KR20020026725A (ko) 환기 장치가 구비된 공기 조화기
JP5541043B2 (ja) 熱交換装置
KR102322362B1 (ko) 양축모터 듀얼팬을 적용한 공기순환기
JP5743685B2 (ja) 冷凍空調システム
JP2011237113A (ja) 熱交換装置
CN107923640B (zh) 换热换气装置
WO2011142091A1 (ja) 熱交換装置
JP2014092333A (ja) 熱交換換気装置
JP4391099B2 (ja) 熱交換換気装置
WO2010097884A1 (ja) 同時給排形換気扇
JP6732570B2 (ja) 換気装置
JP5247610B2 (ja) 熱交換換気装置
JP5446220B2 (ja) 送風装置
EP4350231A1 (en) Ventilation device and method for assembling ventilation device
JP2008045794A (ja) 換気装置
KR100698910B1 (ko) 덕트형 공기조화기
JP4715205B2 (ja) 熱交換機器
CN115046276B (zh) 一种换气装置及空调器
EP4235043A1 (en) Air conditioning indoor unit and air conditioner
WO2018003544A1 (ja) 換気装置
JP3324489B2 (ja) 熱交換換気装置

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201180019472.6

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11780354

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11780354

Country of ref document: EP

Kind code of ref document: A1